nobase_include_HEADERS = trbase.h \
			 tr/class.h \
			 tr/commons.h \
			 tr/interface.h \
			 tr/memory.h \
			 tr/tree_macros.h \
			 tr/interface/class.h \
			 tr/interface/indexable.h \
			 tr/interface/observer.h \
			 tr/interface/serializable.h \
			 tr/interface/subject.h